Safety Products

Safety Products

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HS6B Interlock Switches

World-class compactness with three poles of contacts.


  • World's smallest switch: 30 × 15 × 78 mm
  • Dual contacts and monitor contacts achieve the highest safety category (ISO 13849-1, EN 954-1)
  • Two actuator entry slots provide flexibility for installation options.
  • Integral cable design minimizes wiring, preventing wiring mistakes.
  • Can be mounted in two directions.
  • Degree of protection (contacts):IP67 (IEC 60529). Housing allows drainage.
  • NC contacts are direct opening action (IEC/EN 60947-5-1).
  • Proprietary actuators prevent unauthorized opening of the contacts (ISO14119, EN1088)
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APEM GmbH (Niederlassung Hamburg)
Sportallee 8
22335 Hamburg
Tel: +49-40-253054-0